Lac de Rius and Lac Redon Loop Trail

The trail officially starts from the Vielha Refuge (Vielha Hospice), which is located near the southern exit of the Vielha tunnel. Parking is generally available at or near the refuge, serving as the primary trailhead for this circular route.

This is a difficult hike, requiring a very good level of physical fitness, sure-footedness, and some alpine experience. You should expect considerable elevation gains, steep slopes, and sections with constant zig-zags. Sturdy hiking shoes are essential for the rocky terrain.

The terrain is predominantly very mineral and rocky, especially in higher sections. You'll encounter significant ascents and descents. While some parts may initially be poorly marked, cairns (stone markers) often guide the way, particularly between Lake Redon and the junction to Lac de Rius. The route also passes through lush forest sections at the beginning and involves crossing torrents.

The trail offers magnificent panoramic views of the surrounding peaks, including the impressive Massif de la Maladeta. Key highlights include the two beautiful glacial lakes, Lac de Rius and Lake Redon. You'll also pass by the Pletiu dera Escaleta and traverse beautiful meadows and dense forests.

Regulations for dogs within the Parque Nacional de Aigüestortes i Estany de Sant Maurici can be strict to protect wildlife. Generally, dogs are allowed on leash in certain areas, but it's crucial to check the most current park regulations before your visit. Some sections or times of year might have restrictions.

While there are typically no specific permits required for hiking this particular trail, it is located within the Parque Nacional de Aigüestortes i Estany de Sant Maurici. It's always advisable to check the official park website for any current regulations, potential fees for specific services (like shuttles if applicable), or restrictions that might be in place, especially during peak season.

The best time to hike this route is generally during the late spring, summer, and early autumn months (June to October) when the snow has melted and the weather is more stable. However, be prepared for rapidly changing alpine weather conditions at any time. Winter hiking would require specialized equipment and experience.

Water points can be available along the route, but their presence and reliability depend heavily on the season and recent rainfall. It's always recommended to carry sufficient water for the entire duration of this challenging hike, especially during warmer months.

Yes, the route also passes through sections of the HRP Étape 23, Setau Sagèth, and Senda Pirenaica - E19. Smaller portions overlap with trails like Aran Pirineos. Camino de Santiago and Encantats.

Given the trail's difficulty and alpine environment, you should bring sturdy hiking shoes, appropriate layers of clothing for changing weather, rain gear, plenty of water, snacks, a map and compass (or GPS device), sun protection, and a first-aid kit. Trekking poles can also be very helpful on the steep and rocky sections.

Yes, the trail research indicates there might be a potential shortcut or alternative path available for those who need to shorten the hike due to fatigue or adverse weather conditions. However, details on these alternatives should be researched thoroughly before relying on them, and they may not always be clearly marked.